1 files changed, 30 insertions, 0 deletions
diff --git a/db/migrate/20200827142811_create_merge_request_diff_details.rb b/db/migrate/20200827142811_create_merge_request_diff_details.rb
new file mode 100644
index 00000000000..29b070bc675
--- /dev/null
+++ b/db/migrate/20200827142811_create_merge_request_diff_details.rb
@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+class CreateMergeRequestDiffDetails < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    unless table_exists?(:merge_request_diff_details)
+      with_lock_retries do
+        create_table :merge_request_diff_details, id: false do |t|
+          t.references :merge_request_diff, primary_key: true, null: false, foreign_key: { on_delete: :cascade }
+          t.datetime_with_timezone :verification_retry_at
+          t.datetime_with_timezone :verified_at
+          t.integer :verification_retry_count, limit: 2
+          t.binary :verification_checksum, using: 'verification_checksum::bytea'
+          t.text :verification_failure
+        end
+      end
+    end
+
+    add_text_limit :merge_request_diff_details, :verification_failure, 255
+  end
+
+  def down
+    drop_table :merge_request_diff_details
+  end
+end